47958769 has 2 divisors, whose sum is σ = 47958770. Its totient is φ = 47958768.

The previous prime is 47958733. The next prime is 47958773. The reversal of 47958769 is 96785974.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45360225 + 2598544 = 6735^2 + 1612^2 .

It is a cyclic number.

It is not a de Polignac number, because 47958769 - 2¹⁷ = 47827697 is a prime.

It is a super-2 number, since 2×47958769² = 4600087047990722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47958719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23979384 + 23979385.

It is an arithmetic number, because the mean of its divisors is an integer number (23979385).

Almost surely, 2^47958769 is an apocalyptic number.

It is an amenable number.

47958769 is a deficient number, since it is larger than the sum of its proper divisors (1).

47958769 is an equidigital number, since it uses as much as digits as its factorization.

47958769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3810240, while the sum is 55.

The square root of 47958769 is about 6925.2269998896. The cubic root of 47958769 is about 363.3200308422.

The spelling of 47958769 in words is "forty-seven million, nine hundred fifty-eight thousand, seven hundred sixty-nine".